Climatological Report (Annual)
Issued by NWS St Louis, MO

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991
CXUS53 KLSX 012056
CLACOU

CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
256 PM CST WED JAN 01 2025

...................................

...THE COLUMBIA ASOS CLIMATE SUMMARY FOR THE YEAR OF 2024...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1890 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART
                VALUE   DATE(S)   VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH            113   07/14/1954
                       07/12/1954
 LOW             -26   02/12/1899
HIGHEST           97   06/24                 MM
                       06/25
LOWEST           -11   01/14                 MM
AVG. MAXIMUM    68.5               66.0     2.5
AVG. MINIMUM    47.9               46.1     1.8
MEAN            58.2               56.0     2.2
DAYS MAX >= 90    28
DAYS MAX <= 32    13
DAYS MAX >= 100    0
DAYS MIN <= 32    75
DAYS MIN <= 0      5

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       62.49   1993
 MINIMUM       21.35   1901
TOTALS         47.03              41.43    5.60
DAYS >= .01       98
DAYS >= .10       59
DAYS >= .50       31
DAYS >= 1.00      15
GREATEST
 24 HR. TOTAL   3.94   07/03 TO 07/04

SNOWFALL (INCHES)
RECORDS
 TOTAL          49.4   1960
 24 HR TOTAL    17.5   02/01/2011 TO 02/01/2011
TOTALS           9.8               16.5    -6.7
SINCE 7/1        3.2                4.2    -1.0
DAYS >= TRACE     19
DAYS >= 1.0        4
GREATEST
 SNOW DEPTH        3   12/01
                       12/02
                       12/03
 24 HR TOTAL     3.2   11/30 TO 11/30

DEGREE DAYS
HEATING TOTAL   3904               4681    -777
 SINCE 7/1      1520               1833    -313
COOLING TOTAL   1500               1448      52
 SINCE 1/1      1500               1447      53
................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    39/220    DATE  02/08
HIGHEST GUST SPEED/DIRECTION    55/240    DATE  02/08


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             58     HAIL                       0
FOG W/VIS <= 1/4 MILE    19

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

...ANNUAL...

TOP TEN WARMEST YEAR ON RECORD (58.2 DEGREES).

MOST DAYS WITH A HIGH TEMPERATURE GREATER THAN OR EQUAL TO 70
DEGREES (207 DAYS. PREVIOUS 199 IN 2012).

MOST DAYS WITH A HIGH TEMPERATURE GREATER THAN OR EQUAL TO 60
DEGREES (255 DAYS. PREVIOUS 254 IN 2017).


...SEASONAL...

2ND WARMEST METEOROLOGICAL SPRING ON RECORD (59.8 DEGREES).

6TH WETTEST SUMMER (19.20 INCHES).

TIED 9TH WARMEST FALL (60.0 DEGREES).


...MONTHLY...

2ND WARMEST FEBRUARY ON RECORD (45.3 DEGREES).

MOST DAYS WITH A HIGH TEMPERATURE GREATER THAN OR EQUAL TO 50
DEGREES WITHIN THE MONTH OF FEBRUARY (24 DAYS).

4TH DRIEST FEBRUARY (0.20 INCHES).

10TH WARMEST MARCH (51.0 DEGREES).

3RD WETTEST JULY (11.23 INCHES).

TOP TEN LEAST SNOWIEST DECEMBER (TRACE).


...DAILY...

3 RECORD HIGH TEMPERATURES SET (02/26, 02/27, AND 03/03).

RECORD LOW MAXIMUM TEMPERATURE OF -2 DEGREES SET ON 01/14. PREVIOUS
6 IN 1979.

RECORD LOW TEMPERATURE OF -11 DEGREES TIED ON 01/14. ALSO SET IN
1979.

RECORD HIGH MINIMUM TEMPERATURE OF 68 DEGREES SET ON 10/29. PREVIOUS
67 IN 2004.

2 RECORD RAINFALL VALUES SET (06/04 AND 12/14).

$$